THBS2 and diabetic kidney disease: Serum TSP-2 level remained independently associated with early DKD [OR 1.94 (95% CI 1.24–3.04), p = 0.004], together with platelets [OR 1.66 (95% CI 1.06–2.60), p = 0.026], and UACR, a recently commonly used clinical laboratory marker [OR 2.52 (95% CI 1.82–3.49), p < 0.001].